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upstroke
[ uhp-strohk ]
upstroke
/ ˈʌpˌstrəʊk /
noun
- an upward stroke or movement, as of a pen or brush
- the mark produced by such a stroke
- the upward movement of a piston in a reciprocating engine
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Example Sentences
The parts are in correct mechanical balance because two pistons are on the upstroke while the other two are descending.
From Project Gutenberg
This is characterized by a long sweeping upstroke, and the recurving downstroke cuts the staff about in half.
From Project Gutenberg
During the upstroke the cup collapses inwards and allows air to pass by it.
From Project Gutenberg
After the downstroke is completed, the teeth A will cut on the upstroke, the teeth B cutting on the downstroke, etc.
From Project Gutenberg
During an upstroke this closes, and the other opens; the reverse happening during a downstroke.
From Project Gutenberg
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